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Category Archives: Tutorial

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Breaking a smart lock

Posted on October 25, 2019 by Ross Marks
1

For this post we will be playing with the following: Once it arrived the first thing to do was to download the app (playstore link) connect the device, lock and unlock it a few times. It was fairly trivial and … Continue reading →

Posted in Bluetooth, Electronics, Security, Tutorial | 1 Reply

Reversing an ATtiny85

Posted on October 15, 2019 by Ross Marks
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I wanted to give a quick demo on how to reverse engineer an ATtiny85 micro-controller to read the code stored on the device. For this demo the “hello world” is a small circuit with four buttons. By typing in the … Continue reading →

Posted in Electronics, Security, Tutorial | Leave a reply

SafeCrack play and build guide

Posted on May 11, 2019 by Ross Marks
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Play guide To start a new game the dial should be turned clockwise.The LED under the dial will get brighter the closer you are to the goal.Once you are in the goal segment turn the dial in the opposite direction.The … Continue reading →

Posted in Electronics, Tutorial | Leave a reply

GL iNet 300M Fun (Pt.2)

Posted on April 7, 2019 by Ross Marks
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If you haven’t read Part 1 I’d recommend doing so, just to know the current state of play. But to recap, everything runs as root, it’s easy to brute force and serial is easy to identify and access dropping to … Continue reading →

Posted in Electronics, Linux, Tutorial | Leave a reply

GL iNet 300M Fun (Pt.1)

Posted on April 6, 2019 by Ross Marks
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I would like to preface this by stating that I have no idea what I am doing, I am just playing and messing around and you probably shouldn’t take my word as gospel! That being said, I feel like I’ve … Continue reading →

Posted in Electronics, Tutorial | Leave a reply

BLE CTF Walkthrough

Posted on February 13, 2019 by Ross Marks
1
BLE Logo

So a pentest friend came over that I hadn't seen in a while, and as always we had an evening of nerding out, one of the many takeaways from this was he gave me a small device and a link … Continue reading →

Posted in Bluetooth, Security, Tutorial | 1 Reply

Vulnhub: Resimler: BTRSys v2.1

Posted on October 5, 2017 by Ross Marks
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vulnhub

OK one last Vulnhub VM for today, this time is the second in the series: Resimler: BTRSys v2.1, This one is a bit more difficult than the previous, but only marginally. Getting this VM up and running is a pain, first … Continue reading →

Posted in Security, Tutorial | Leave a reply

Vulnhub: Resimler: BTRSys v1

Posted on October 5, 2017 by Ross Marks
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vulnhub

Wow two in one day! It must be a record… or the fact I am ill, either way here’s another write-up. This time I will be doing Resimler: BTRSys v1, It’s a fairly straight forward Boot2Root and for people familiar to these … Continue reading →

Posted in Security, Tutorial | Leave a reply

Vulnhub: LazySysAdmin: 1

Posted on October 5, 2017 by Ross Marks
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vulnhub

Back once again with another vulnhub writeup, you guys seem to like these and a load of new VM’s were added that currently don’t have any. As you can tell by the title this one is for “LazySysAdmin: 1” My … Continue reading →

Posted in Security, Tutorial | Leave a reply

Simple CAPTCHA issue

Posted on June 23, 2017 by Ross Marks
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captcha

So a friend of mine is working on a CAPTCHA solving program. I can't go into the details here as it's not my work therefore it's not up to me to disclose. This did peak my interest slightly as I … Continue reading →

Posted in Security, Tutorial | Leave a reply

Quick and dirty apache jail

Posted on April 13, 2017 by Ross Marks
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jail-white

What is an "Apache Jail" and why would I want it? Taken from first result in google: "A chroot jail is a way to isolate a process and its children from the rest of the system. It should only be … Continue reading →

Posted in Linux, Tutorial | Leave a reply

Setting up an Iodine server

Posted on March 2, 2017 by Ross Marks
9
iodine

What is Iodine? Basically it’s a server that allows you to tunnel traffic through DNS Why would I want this? There are multiple uses for this, the ones that come to mind are: – Get free internet from paid wifi … Continue reading →

Posted in Security, Tutorial | 9 Replies

Zenity

Posted on August 30, 2013 by Ross Marks
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I don’t know about you, but I use a lot of programs and scripts that require using the command line. Mostly this is for security applications. However I have recently discovered “zenity” and wow! from wikipedia: “Zenity is free software … Continue reading →

Posted in Security, Tutorial | Leave a reply

Heatmaps – Click tracking tutorial

Posted on February 12, 2013 by Ross Marks
5

As you can tell by the title, this tutorial is going to be how to implement click tracking and display them on an overlay to your website. I recently launched a new website (CheckAttacks.com) and wanted to implement this to … Continue reading →

Posted in Tutorial, Web development | 5 Replies

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Recent Posts

  • Permanent frida hacks
  • Weekend Prototyping
  • Making a PCB at home
  • Breaking a smart lock
  • Reversing an ATtiny85
  • Akord / Nexx Router fun
  • SafeCrack play and build guide
  • GL iNet 300M Fun (Pt.2)
  • GL iNet 300M Fun (Pt.1)
  • Hardware: Oscilloscope
  • Hardware: Signal Generator
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  • BLE CTF Walkthrough
  • FridaLab
  • moodlog.txt
  • Vulnhub: Resimler: BTRSys v2.1
  • Vulnhub: Resimler: BTRSys v1
  • Vulnhub: LazySysAdmin: 1
  • Protecting your-cyber-self
  • Simple CAPTCHA issue
  • Vulnhub: Proteus
  • Vulnhub: Billu – b0x
  • Quick and dirty apache jail
  • Android App – “Random Adventure”
  • Setting up an Iodine server
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